.custom-message {
  left: 50% !important;
  min-width: 300px;
  max-width: 400px;
  margin: 0 !important;
  right: auto !important;
  top: 40% !important;
  z-index: 9999 !important;
  transform: translate(50%, 50%);
  -webkit-transform: translate(50%, 50%);
  -moz-transform: translate(50%, 50%);
  -ms-transform: translate(50%, 50%);
  -o-transform: translate(50%, 50%);
}
